/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.felix.deploymentadmin.spi;

/**
 * Base implementation for commit/rollback actions with proper error handling.
 * 
 * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
 */
abstract class AbstractAction implements Runnable {
    /**
     * Runs this action by calling {@link #doRun()} and in case of failure, {@link #onFailure(Exception)}.
     */
    public final void run() {
        try {
            doRun();
        }
        catch (Exception e) {
            onFailure(e);
        }
    }

    protected abstract void doRun() throws Exception;

    protected void onFailure(Exception e) {
        // Nop
    }
}
